Add configurable subjects to question sets

administrator/components/com_testquestions/src/Model/SubjectsModel.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Model;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\MVC\Model\ListModel;
+
+class SubjectsModel extends ListModel
+{
+    protected function getListQuery()
+    {
+        $db = Factory::getContainer()->get('DatabaseDriver');
+
+        return $db->getQuery(true)
+            ->select('*')
+            ->from($db->quoteName('#__testquestions_subjects'))
+            ->order($db->quoteName('ordering') . ' ASC, ' . $db->quoteName('title') . ' ASC');
+    }
+}